<script setup lang='ts'>
import { loginApi } from "@/api/modules/login";
import { ref, reactive, onMounted } from "vue";
import { useRouter } from "vue-router";
import { ElNotification } from "element-plus";
import type { ElForm } from "element-plus";
import { useUserStore } from "@/stores/modules/user";
import { initDynamicRouter } from "@/routers/modules/dynamicRouter";
import { getTimeState } from "@/utils";
import { useTabsStore } from "@/stores/modules/tabs";
import { useKeepAliveStore } from "@/stores/modules/keepAlive";

type FormInstance = InstanceType<typeof ElForm>;
const loginFormRef = ref<FormInstance>();
const router = useRouter();
const userStore = useUserStore();
const tabsStore = useTabsStore();
const keepAliveStore = useKeepAliveStore();
let loading = ref(false);
let loginForm = reactive({
  username: "admin",
  password: "123456"
});
const loginRules = reactive({
  username: [{ required: true, message: "请输入用户名", trigger: "blur" }],
  password: [{ required: true, message: "请输入密码", trigger: "blur" }]
});

const login = (formEl: FormInstance | undefined) => {
  if (!formEl) return;
  formEl.validate(async valid => {
    if (!valid) return;
    loading.value = true;
    try {
      // 1.执行登录接口
      let data: any = await loginApi({ ...loginForm });
      userStore.setToken(data.token);
      userStore.setUserName(data.name);
      userStore.setUserUrl(data.url)
      // 2.添加动态路由
      await initDynamicRouter();

      // 3.清空 tabs、keepAlive 数据
      tabsStore.closeMultipleTab();
      keepAliveStore.setKeepAliveName();

      // 4.跳转到首页
      router.push("/home/index");
      ElNotification({
        title: getTimeState(),
        message: `欢迎登录---${data.name}`,
        type: "success",
        duration: 3000
      });
    } finally {
      loading.value = false;
    }
  });
};

// resetForm
const resetForm = () => {
  loginForm.password = "";
  loginForm.username = "";
};
</script>

<template>
  <el-form ref="loginFormRef" :model="loginForm" :rules="loginRules" size="large">
    <el-form-item prop="username">
      <el-input v-model="loginForm.username" placeholder="用户名：admin / user">
        <template #prefix>
          <el-icon class="el-input__icon">
            <user />
          </el-icon>
        </template>
      </el-input>
    </el-form-item>
    <el-form-item prop="password">
      <el-input v-model="loginForm.password" type="password" placeholder="密码：123456" show-password autocomplete="new-password">
        <template #prefix>
          <el-icon class="el-input__icon">
            <lock />
          </el-icon>
        </template>
      </el-input>
    </el-form-item>
  </el-form>
  <div class="login-btn">
    <el-button :icon="CircleClose" round size="large" @click="resetForm"> 重置 </el-button>
    <el-button :icon="UserFilled" round size="large" type="primary" :loading="loading" @click="login(loginFormRef)">
      登录
    </el-button>
  </div>
</template>

<style lang="scss" scoped>
@import "../index.scss";
</style>
